Classifications

• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K8/00—Cosmetics or similar toiletry preparations
  • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
  • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
  • A61K8/40—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing nitrogen
  • A61K8/41—Amines
  • A61K8/416—Quaternary ammonium compounds
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K8/00—Cosmetics or similar toiletry preparations
  • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
  • A61K8/0216—Solid or semisolid forms
  • A61K8/022—Powders; Compacted Powders
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K8/00—Cosmetics or similar toiletry preparations
  • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
  • A61K8/0241—Containing particulates characterized by their shape and/or structure
  • A61K8/0254—Platelets; Flakes
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K8/00—Cosmetics or similar toiletry preparations
  • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
  • A61K8/04—Dispersions; Emulsions
  • A61K8/046—Aerosols; Foams
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K8/00—Cosmetics or similar toiletry preparations
  • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
  • A61K8/19—Cosmetics or similar toiletry preparations characterised by the composition containing inorganic ingredients
  • A61K8/24—Phosphorous; Compounds thereof
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K8/00—Cosmetics or similar toiletry preparations
  • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
  • A61K8/19—Cosmetics or similar toiletry preparations characterised by the composition containing inorganic ingredients
  • A61K8/26—Aluminium; Compounds thereof
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
  • A61Q19/00—Preparations for care of the skin
  • A61Q19/10—Washing or bathing preparations
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
  • A61Q5/00—Preparations for care of the hair
  • A61Q5/02—Preparations for cleaning the hair
• • C—CHEMISTRY; METALLURGY
  • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
  • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
  • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
  • C11D3/02—Inorganic compounds ; Elemental compounds
  • C11D3/12—Water-insoluble compounds
  • C11D3/124—Silicon containing, e.g. silica, silex, quartz or glass beads
  • C11D3/1246—Silicates, e.g. diatomaceous earth
  • C11D3/1253—Layer silicates, e.g. talcum, kaolin, clay, bentonite, smectite, montmorillonite, hectorite or attapulgite
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
  • A61K2800/20—Chemical, physico-chemical or functional or structural properties of the composition as a whole
  • A61K2800/30—Characterized by the absence of a particular group of ingredients
  • A61K2800/31—Anhydrous
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
  • A61K2800/40—Chemical, physico-chemical or functional or structural properties of particular ingredients
  • A61K2800/41—Particular ingredients further characterized by their size
  • A61K2800/412—Microsized, i.e. having sizes between 0.1 and 100 microns
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
  • A61K2800/40—Chemical, physico-chemical or functional or structural properties of particular ingredients
  • A61K2800/60—Particulates further characterized by their structure or composition
  • A61K2800/61—Surface treated
  • A61K2800/612—By organic compounds

Definitions

• the present invention relates to a cleaning composition comprising a powder having a hydrophobic surface, and more particularly, to a cleaning composition comprising a powder in which an alkyl (Alkyl) group of a surfactant attached to the surface is oriented to the outermost surface and the surface is hydrophobically modified. It is about.
• the main purpose of the hair cleaner is to remove scalp and hair waste, such as sebum, to keep it clean and to control the condition of the scalp.
• scalp and hair waste such as sebum
• an anionic surfactant a hair cleanser
• the anionic surfactant penetrates between the waste material and the hair of the scalp, thereby weakening the adsorption power of the waste material and making it easy to clean.
• Anionic surfactants act as a primary surfactant (Pr imary surfactant), and imparts the cleaning and foaming power that is a basic function of the shampoo.
• Secondary surfactants (Secondary Surfactant) is used as an auxiliary surfactant for the purpose of improving the durability and stability of the bubbles and maintaining the viscosity.
• anionic surfactants may irritate the scalp and may cause various scalp diseases by interfering with normal metabolism of the scalp due to continuous and repeated cleaning.
• eco-friendly sugars and amino acid compounds are being developed, and amino acids, which are present in large quantities in nature, are being researched in various fields in accordance with the current well-being trend as raw materials.
• Korean Patent Laid-Open Publication No. 10-2011-0102415 relates to a hair cleaner composition containing a sebum absorbent, and describes the use of the powder as a sebum absorbent. It is used for the effect of sebum adsorption and exfoliation of hair and is due to the oil absorption function of the powder itself.
• the effect of bubble enhancement according to particle size or surface properties has not been realized in the product and cannot be found in the prior literature.
• anionic surfactants tend to increase skin irritation when they remain or are exposed to the skin for a long time as one of skin irritants. Accordingly, there have been attempts to reduce the amount of anionic surfactants in recent years, but the reduction of bubble power is the biggest limitation in use.
• the present invention has been made in order to solve the above problems, including a low content of anionic surfactant to 13% or less, in order to reinforce the foaming force resulting in a particle diameter of 0.01 to 10um and the surface is hydrophobically modified powder It provides a detergent composition containing 0.1 to 5% by weight relative to the total weight.
• the powder contained in the cleaning composition of the present invention has a surface modification surfactant attached to a hydroxy group (-0H), which is a hydrophilic part of the powder, wherein the alkyl group (C5-C24) of the surface modification surfactant is the outermost. Oriented to hydrophobic Is characteristic.
• the surface of the present invention is applied to a detergent composition comprising a hydrophobically modified powder, it is possible to prepare a detergent having excellent foaming power and detergency while minimizing irritation to the skin by lowering the content of the anionic surfactant.
• Figure 2 shows the comparative comparison of the cleaning composition of Preparation Examples 1 to 4 immediately after shaking.
• 4 is a graph showing data of measuring the volume of bubbles according to the number of times of stirring of Preparation Example 3 and Comparative Example 1 of the present invention.
• 5 is an image of a product tester (SITA foam tester R-2000, manufactured by SITA Messtechnik GmbH) used to measure the bubble volume of Preparation Example 3 and Comparative Example 1 of the present invention.
• the cleaning agent bubbles are emulsified in water (liquid phase) through a relatively hydrophobic air (gas phase) through a surfactant contained in the cleaning agent.
• the pickling technique is a technique of stabilizing two different phases using powder, and is well known as a concept of pickling emulsification. Similar to the concept of pickling emulsification, it can be expected that the powder arrangement present in the interface (liquid / gas) film varies depending on the particle size and surface charge properties of the powder. Therefore, the particle size was limited from 10 nm to 50 um in consideration of the stability of the formulation and the feeling of use (such as residual hair texture and powder particle feel), but the experiment was conducted with a difference in surface charge properties.
• Preparation Examples 1 to 4 were prepared for the hair cleaner containing four commercially available powders having a difference in particle size and surface properties (hydrophobicity / hydrophilicity), and Examples 1 to 4 were each prepared through a predetermined test. The foaming power, bubble holding power, antifoaming power, and hair flexibility in use were evaluated.
• Preparation Example-Table 1 below summarizes the characteristics of the four powders applied to the present invention, and Table 2 shows the components and contents (weight 3 ⁇ 4>) of Preparation Examples 1 to 4 of the hair cleaning agent to which the respective powders were applied. Indicated.
• Preparation Example 1 shown in Table 2 used the trade name Aerosil R202 (manufactured by Evonik Industries) as a powder, and referring to Table 1, this was a silica having an average particle size of about 14 nm modified hydrophobically by arranging dimethicone (Dimethicone) on the surface. (Silica).
• Production Example 2 used the trade name Aerosil 200 (manufacturer: Evonik Industries) as powder, and referring to Table 1, this is silica having an average particle size of about 12 nm having a hydrophilic surface.
• Preparation Example 3 used the trade name Hydro dry (K) (manufactured by Advanced Chemical) as a powder, and referring to Table 1, this refers to the average particle size of which the surface was hydrophobically modified by the surfactant tritrimonium chloride (Cetrimonium Chloride). It is about 7um of Kaolin. Tetrasodium Pyrophosphate (Na 4 P 2 0 7 ) was used to increase the surface area of the hydrophilic part of the kaolin powder particles in the surface modification process to maximize the effect of the surface modification.
• Preparation Example 4 used a brand name Colloidal Kaolin-BC Grade 2457 (manufacturer: Brenntag Specialties) as powder.
• this is kaolin having an average particle size of 10-20 ⁇ m with hydrophilic surface.
• Guar hydroxypropyltrimonium chloride (Guar Hydr oxypr opy 11 r imoni urn Chloride) as a cationic polymer in Table 2 is a brand name Guarquat L80KC (manufacturer: KCI), Sodium Laureth (2E0) Sulfate anionic surfactant SLES is the trade name Micolin ES270 (manufactured by Miwon Chemical), and the nonionic surfactant Cocamide Methyl MEA uses the trade name Micopol C ⁇ (manufactured by Miwon Chemical). .
• the bubble force is 5% by weight of each of the total detergent compositions corresponding to Examples 1 to 4, and then distilled into a 100 mL aqueous solution at 25 ° C., and then the artificial sebum lg is added to a stirrer (Magnet St). After mixing for 1 minute by minimizing bubble generation at 300rpm using i rrer), 10mL of this is placed in a 60mL glass vial of 30 ⁇ diameter and shaken 20 times in a shaking machine rotating 180 degrees per second. It is defined as the height ( ⁇ ), and in this specification, the bubble holding force is defined as the height (mm) of the bubble after the shaking is stopped and left for 10 minutes.
• hair flexibility during rinsing was selected by using 10 professional panel cleaners prepared in Examples 1 to 4, at least 1 It is the result of calculating the arithmetic average by sensory evaluation on hair flexibility when rinsing up to 9 points. According to Table 3, the foaming force and bubble holding force of Example 3 were measured to be the highest as compared to Examples 1, 2 and 4 at 95 mm and 91 mm, and thus the defoaming force was the smallest as 4 ⁇ . In addition, the hair flexibility during rinsing was also the highest evaluation result of Example 3 was 6.
• the detergent composition including Kaolin (Kaol in) having an average particle size of about 1 to 7 ⁇ m with a hydrophobically modified surface as a powder of Preparation Example 3 was evaluated as the most preferable. It became. Hydrophilic without any processing in the powder of Table 1
• hydrophobic kaolin (Preparation Example 3) in which the alkyl group is surface-oriented through surface modification with Kaolin (Preparation Example 4) the difference in bubble and bubble holding power occurs in Examples 3 and 4 of Table 3, even though the particle size is in a similar range
• Figure 4 is a graph showing the data measured the volume of the bubble according to the stirring number (set) of Preparation Example 3 and Comparative Example 1 of the present invention.
• 5 mass 3 ⁇ 4 of the detergent prepared according to the composition of Preparation Example 3 and the detergent prepared according to the composition of Comparative Example 1 of Table 4 were then diluted with 250 mL of an aqueous solution at 25 0 C, as shown in FIG. 5.
• the volume of the foam generated for each set was measured in a process of performing a total of five sets with a product tester (SITA Foam Tester R-2000, manufactured by SITA Messtechnik GmbH) for 20 seconds at 800 rpm for one set. It is set as Example 5 which performed this test with the detergent of the said manufacture example 3.
• Example 4 can be used to estimate the foaming speed and bubble stability of the cleaning agent.
• the volume of the initially generated bubbles Example 5 is about 620 mL
• Comparative Example 1 is about 280 mL
• Example 5 is about 2.2 times higher than Comparative Example 1
• the initial slope also has a larger value. Therefore, Example 5 is superior to the foaming rate compared to Comparative Example 1, it can be seen that the initial generated bubbles of Example 5 is increased stably the number of sets (set), even if the time is maintained stable.
• the surface of the present invention, the hydrophobically modified kaolin powder was shown to affect not only the initial bubble power of the cleaning agent, but also bubble stability.
• FIG. 6 is an explanatory view of the surface modification principle of the powder used in the cleaning composition of the present invention, the hydroxy group (-0H) which is a hydrophilic part of the Karlin powder in the cleaning composition of Preparation Example 3 to a phosphate group (-0P0 2 By replacing with H 2 ) to increase the surface area, the efficiency of surface modification is improved, and the content of the outermost surface is hydrophobically modified through an alkyl group at the end.
• the main compositions and properties that can be included in the cleaning composition of the present invention will be described.
• the present invention includes powder whose surface is hydrophobically modified for the purpose of reinforcing the foaming force and the foam retaining force due to the reduced anionic surfactant.
• the total detergent composition it is preferable to include 0.1 to 5% by weight of the total detergent composition. If it contains less than 0.1% by weight, the bubble stabilization effect of the powder is insufficient, and foaming and bubble retention cannot be expected to be improved, and when it contains more than 5% by weight, the feeling of use due to stiffness is impaired.
• the evaluation value applying the brand name Hydro dry (K) manufactured by Sunjin Chemical Co., Ltd. corresponding to Example 3 is the foaming force, foam holding force, defoaming force and hair during rinsing It has been shown to be most suitable as a hair cleaner in the flexible part.
• the present invention may include 13% by weight or less of anionic surfactant based on the total weight of the detergent composition for the purpose of reducing the anionic surfactant to relieve irritation of the scalp or hair.
• Anionic surfactants in excess of 13 weight> are irritating to the skin.
• Anionic surfactants have excellent detergency, permeability, dispersibility, and emulsification.
• the hydrophilic part becomes ionized by dissolving in water.
• carboxylic acid (-C00H), sulfate ester (-0S0 3 H), sulfonic acid (_S0 3 H) are three species, and most of them are used as soluble salts.
• Applicable anionic surfactants are known to use Alkyl sulfate type, ethoxylated alkyl sulfate type, alkyl ethoxycarboxylate type, alkyl glyceryl ether sulfonate type, ethoxy ether sulfonate type, methyl acyl taurate type, alkyl sulfosuccinate type, alkyl Ethoxy sulfosuccinate, Alpha-sulfonated fatty acid, Alkyl phosphate ester, Ethoxylated alkyl phosphate ester, Linear alkylbenzene sulfonate, Paraffin sulfonate, Alpha-lepin sulfonate, Alkoxyalkoxy Sulfate-based and combinations thereof may be used, and in particular, sodium laureth sulphate is preferably used, but is not limited thereto.
• the present invention may further include a nonionic surfactant of 8% by weight or less relative to the total weight of the detergent composition for the purpose of reinforcing the scalp or hair cleansing caused by the reduced anionic surfactant but minimizing the content of the total surfactant.
• the nonionic surfactant has a hydrophilic part through hydrogen bonding with water by a hydroxy group ( ⁇ 0H) or ethylene oxide (-0CH 2 CH 2 ) group, instead of having a ionic hydrophilic group, and an emulsifier, an antistatic agent, It is a surfactant used in penetrants. It has a lot of liquid phase and is neutral in water.
• nonionic surfactants are generally used as creamy emulsifiers, such as treatments, because of their strong emulsification of water and oil. It is relatively stable to the skin and is used in most cosmetics. Applicable nonionic surfactants are satisfied by using known ones, and may be selected from the group consisting of alcoholic ethoxylates, amide ethoxylates, amine oxides, alkylglucosides, and combinations thereof. It may be used, and preferably, cocamide methyl MEA may be used.
• Preparation Examples 1 to 4 of the present invention as the surfactant in the overall detergent composition applied a nonionic surfactant to assist the function of the anionic surfactant, but additional combinations (such as cationic surfactant or amphoteric surfactant) also It is possible.
• Cationic surfactants are quaternary ammonium and tertiary amidoamines and can be used alone or in combination.
• quaternary ammonium such as behenyl trimethyl ammonium chloride, cetyl trimethyl ammonium chloride, stearyl trimethyl ammonium chloride, distearyl dimethyl ammonium chloride, and disetyl dimethyl ammonium chloride
• tertiary amidoamines such as cocaamidopropyldimethylamine, stearamidopropyldimethylamine, beheniramidopropyldimethylamine, eureamidopropyldimethylamine and isostearamidopropyldimethylamine. It is possible.
• Amphoteric surfactants include alkylbetaine, amidebetaine, sulfobetaine, hydroxysulfobetaine, amidosulfobetaine, phosphobetaine, imidazoliniumbetaine, aminopropionic acid and amino acid. And combinations thereof.
• the powder has a surface modification surfactant attached to a hydroxy group (-0H), which is a hydrophilic part of the powder, on the surface of which the alkyl (Alkyl) group of the attached surfactant is the outermost.
• a surface modification surfactant attached to a hydroxy group (-0H), which is a hydrophilic part of the powder, on the surface of which the alkyl (Alkyl) group of the attached surfactant is the outermost.
• the surface is hydrophobic.
• the powder applied in the present invention is kaolin (Kaol in), the particle size of which is most preferably 0.1 to 10um. Particle sizes below O. lum are insignificant in bubble stabilization effects, and particle sizes above lOum have a negative effect on usability as the powder remains on the scalp and hair.
• Kaol in is commonly called Kaolin, Porcelain Cl ay, and Feldspar is decomposed by weathering. It is widely distributed in the earth's crust.
• the composition will vary greatly from deposit to deposit, but depending on the degree of feldspar weathering and geological history, kaolin is a secondary mineral in addition to the main minerals kaolinite and halosite, which is silica, mica and other clay minerals, especially un weathered.
• the surface-modifying surfactant of the powder is given hydrophobicity by an alkyl group, and C5 to C24 are suitable, and it is preferable to react with the hydrophilic group of the powder.
• it may be at least one selected from the group consisting of Cetrimonium Chloride (CTAC), Cetrimonium Bromide, Stetrimonium Chloride, and Behentrimonium Chloride. , More preferably, in Chemical Formula 1 Corresponding Cetrimonium Chloride (CTAC) is used.
• the detergent composition of the present invention is characterized by containing powder in order to compensate for the foaming power of the low content anionic surfactant.
• the powder contained in the detergent for bubble stabilization of the present invention is hydrophobically modified kaol in the surface, and is contained in an amount of 0.01 to 5 weight 3 ⁇ 4>, based on the total weight of the detergent composition.
• the defoaming force which is the difference between the foaming force and the bubble holding force, becomes 4 mm, and the larger the value of the foaming force and the bubble holding force is, the smaller the value of the foaming force is to generate and maintain abundant bubbles.
• the result of Example 3 was the most excellent in the evaluation of hair flexibility sensory when rinsing 6 Appeared.
• the results of the sensory evaluation of the professional panel is considered to be preferable as a cleaning agent when the foaming force is 85 kPa or more, the foam holding force is 80mm or more, the defoaming force is 6mm or less, and the hair flexibility when rinsing is 5 or more.
• Example 5 corresponding to Preparation Example 3 and Comparative Example 1 containing no powder
• the volume of the bubbles in one set of stirring was about 620mL in Example 5
• Comparative Example 1 was about 280mL
• the foaming rate was excellent, and in the case of 5 sets of stirring, the bubble stability was also excellent by maintaining the volume of bubbles initially formed. This is an effect due to the hydrophobically modified kaolin powder, it can be seen that the Kaolin powder affects the foaming rate and bubble stability.
• the present invention is the most preferred but not limited to the hair cleanser, but is not limited to the hair cleanser, and can be suitably used for a cleanser requiring hypoallergenicity and high stability such as a body wash, a pet cleanser, and a face wash.

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• 2014
  • 2014-10-30 KR KR1020140149421A patent/KR102200185B1/ko active IP Right Grant
• 2015
  • 2015-03-24 EP EP15855961.7A patent/EP3214161B1/de active Active
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